'Mass Effect 3' Collector's Edition adds bonus character, robotic dog

The premium package has been listed on US retailer GameStop's website, priced at $79.99 (£50).

As well as a copy of the game, it features a metal case, 70-page art book, limited edition Dark Horse Comic, fabric N7 patch, digital soundtrack and an exclusive 4x6 lithographic print of the SR-2 Alliance Normandy.

In-game content includes an N7 Arsenal Pack, the Squad Alternate appearance pack for Ashley Williams, Liara, James Vega and Kaidan, a new mission, bonus character, and a robotic dog for the Normandy.